Home / 82,953.09-124,416-35,575.83

Finding the Fourth Proportional to 82,953.09, 124,416 and 35,575.83

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Solution

The fourth proportional to 82,953.09, 124,416 and 35,575.83 is: 53,357.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,953.09 : 124,416 = 35,575.83 : x
  2. Step 2: Convert to fraction form
    82,953.09/124,416 = 35,575.83/x
  3. Step 3: Cross multiply
    82,953.09x = 124,416 × 35,575.83
  4. Step 4: Simplify right side
    82,953.09x = 4,426,202,465.28
  5. Step 5: Solve for x
    x = 4,426,202,465.28/82,953.09
  6. Step 6: Final answer
    x = 53,357.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.